Renovate 7342

The first company would renovate the complex in 30 hours. Another company would fix it in 20 hours. But the first company left after 5 hours of joint work. How long will it take to renovate the site?

Correct answer:

t =  16.6667 h

Step-by-step explanation:


5/30 + t/20 = 1

3t = 50


t = 50/3 = 16.66666667

t = 50/3 ≈ 16.666667

Our simple equation calculator calculates it.



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